"A mathematician is a device for turning coffee into theorems."

Poor is the man whose pleasures depend on the permission of another.

The true way is along a rope that is not spanned high in the air, but just above the ground. It seems intended more to cause stumbling than to be walked upon.

True innovation requires both creativity and discipline.

循环经济不仅仅是一种趋势，它是制造业唯一可行的未来。